Helicopter to rain golf balls October 14, 2020 - 00:00 Posted in: News On Oct. 30, the Navasota Grimes County Chamber of Commerce will host their annual Helicopter Ball Drop, when up to 600 golf balls will be dropped at the driving range of Pecan Lakes Golf Club in Navasota. The Golf Ball Drop is part of the 115th Annual Bob Whitten Memorial ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!